Chemical change because a chemical change is any change that results in the formation of new chemical substances.
The answer is in the image attached.
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In biology, histones are highly alkaline proteins found in eukaryotic cell nuclei that package and order the DNA into structural units called nucleosomes. They are the chief protein components<span> of </span>chromatin<span>, acting as spools around which DNA winds, and playing a role in </span>gene regulation<span>.</span>
BB or Bb because brown eyes are dominant and blue eyes are recessive.
Don't Panic
Avoid injury
Salvage all you can
Obtain a source of water
Build a shelter
Find food
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